Find the domain.f(x) = 
A. {x|x ? -5} or [-5, ?)
B. {x|x ? 5} or [5, ?)
C. {x|x ? 0} or [0, ?)
D. All real numbers or (-?, ?)
Answer: B
Mathematics
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Solve the equation by completing the square.0.5m2 + 1.2m + 0.5 = 0
A. 
B. 
C. 
D. 
Mathematics
Rewrite with positive exponents. Assume that even roots are of nonnegative quantities and that all denominators are nonzero.(5xy)-4/7
A. -(5xy)4/7
B. 
C. (5xy)7/4
D. 
Mathematics
Write the standard form of the equation of the parabola that has a vertex at 
and passes through the point ( 2, 4 )
a. 
b. 
c. 
d. 
e. 
Mathematics
Simplify the expression. Assume that all variables represent positive real numbers.(64n1/5)5/3
A. 1024
B. 4
C. 4
D. 1024
Mathematics